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package httpd; |
2 |
|
3 |
use warnings; |
4 |
use strict; |
5 |
use autodie; |
6 |
|
7 |
=head1 httpd |
8 |
|
9 |
Start with: |
10 |
|
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perl -Ilib/PXElator -Mhttpd -e httpd::start |
12 |
|
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=cut |
14 |
|
15 |
use Data::Dump qw/dump/; |
16 |
use Carp qw/confess/; |
17 |
use File::Slurp; |
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#use JSON; |
19 |
use IO::Socket::INET; |
20 |
use Regexp::Common qw/net/; |
21 |
|
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our $title; |
23 |
|
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sub html_start { |
25 |
qq{ |
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<html> |
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<head> |
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<title>$title</title> |
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</head> |
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<body> |
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}} |
32 |
|
33 |
sub html_end { |
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qq{ |
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</body> |
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</html> |
37 |
}} |
38 |
|
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sub menu { |
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qq{ |
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<div style="font-size: 80%; color: #888"> |
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<a href=/ target=/>home</a> |
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<a href=/server target=server>server</a> |
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<a href=/brctl target=brctl>brctl</a> |
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<a href=/ip target=ip>ip</a> |
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<a href=/nmap target=nmap>nmap</a> |
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<a href=/client target=client>client</a> |
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<a href=http://$server::ip:5984/_utils/ target=couchdb>couchdb</a> |
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</div> |
50 |
|
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}} |
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|
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our $port = 7777; |
54 |
|
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use server; |
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our $debug = server::debug; |
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our $url = "http://$server::ip:$port"; |
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|
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use html; |
60 |
our $static_pids; |
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use progress_bar; |
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use config; |
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use client; |
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use log; |
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use x11; |
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use amt; |
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use boolean; |
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use daemons; |
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|
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use kvm; |
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use browser; |
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use network; |
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use ip; |
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use wireshark; |
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use syslogd; |
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use nmap; |
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use ping; |
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use wol; |
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|
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use CouchDB; |
81 |
|
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sub static { |
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my ($client,$path) = @_; |
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|
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my $full = "$server::base_dir/tftp/$path"; |
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|
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return if ! -f $full; |
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|
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return if $full =~ m{\.ico$}; |
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|
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if ( my $pid = fork ) { |
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# parent |
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close($client); |
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$static_pids->{$pid} = $path; |
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return 1; |
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} |
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|
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my $type = 'application/octet-stream'; |
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$type = 'text/html' if $path =~ m{\.htm}; |
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$type = 'application/javascript' if $path =~ m{\.js}; |
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$type = 'text/plain' if $path =~ m{\.txt}; |
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|
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my $size = -s $full || return; |
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|
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print $client "HTTP/1.0 200 OK\r\nContent-Type: $type\r\nContent-Length: $size\r\nConnection: close\r\n\r\n"; |
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|
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open(my $fh, $full); |
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|
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my $block = 1400; # try not to fragment packages (pxelinux seems to have problems with it) |
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my $buff; |
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my $pos = 0; |
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|
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CouchDB::audit( 'static', { pid => $$, path => $path, type => $type, size => $size, block => $block, peerhost => $client->peerhost }); |
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|
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progress_bar::start; |
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|
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while( my $len = read $fh, $buff, $block ) { |
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print $client $buff; |
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$client->flush; |
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$pos += $len; |
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progress_bar::tick( $path, $pos, $size ); |
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} |
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close($fh); |
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close($client); |
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|
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print STDERR "\n"; |
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|
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exit(0); |
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} |
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|
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sub ok { |
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qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n| . html_start() . menu() |
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} |
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|
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sub redirect { |
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my $to = shift; |
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$to ||= $url; |
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qq|HTTP/1.1 302 Found\r\nContent-type: text/html\r\nLocation: $to\r\n\r\n| |
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} |
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|
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sub get_request { |
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my ( $client, $path, $param ) = @_; |
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|
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server->refresh; |
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|
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CouchDB::audit( 'request', { path => $path, param => $param, peerhost => $client->peerhost } ); |
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|
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$title = $path; |
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|
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if ( my $found = static( $client,$path ) ) { |
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warn "static $found" if $debug; |
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} elsif ( $path eq '/' ) { |
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|
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my @rows; |
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|
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my $debug_proc = ''; |
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|
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warn "XXX pids = ", dump( $daemons::pids ); |
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|
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foreach my $name ( sort keys %$daemons::pids ) { |
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my $pid = $daemons::pids->{$name}; # || next; |
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|
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my $html; |
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|
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my $proc = "/proc/$pid/status"; |
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|
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if ( -e $proc ) { |
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$html .= qq|<a href=/start_stop/$name>$pid</a>|; |
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if ( $debug ) { |
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$html .= qq| <a name=$pid href=#proc-$pid>?</a>| if $name->can('start'); |
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|
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$debug_proc |
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.= qq|<a name=proc-$pid href=#$pid>$proc</a><pre style="font-size: 10%">| |
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. read_file($proc) |
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. qq|</pre>| |
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; |
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} |
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|
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my $class = $name; |
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$class =~ s{\.\d+$}{}; |
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|
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if ( $class->can('fork_if_active') ) { |
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$html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $class->fork_if_active; |
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} |
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|
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if ( $class->can('actions') ) { |
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$html .= qq| <a href=/action/$name/$_>$_</a>| foreach $class->actions; |
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} |
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} else { |
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if ( $pid =~ m{^\d+$} ) { |
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$html .= qq|$pid exited | |
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} else { |
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$html .= qq|$pid |; |
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} |
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$html .= qq|<a href=/start_stop/$name>restart</a>| if $pid || $name->can('start'); |
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if ( $name->can('fork_actions') ) { |
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$html .= qq| <a href=/start_stop/$name/$_>$_</a>| foreach $name->fork_actions; |
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} |
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} |
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|
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die "no html generated" unless $html; |
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|
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push @rows, ( $name => $html ); |
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} |
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|
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my $below_table = ''; |
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|
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warn 'static_pids: ', dump( $static_pids ) if $debug; |
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foreach my $pid ( keys %$static_pids ) { |
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my $path = $static_pids->{$pid}; |
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if ( -d "/proc/$pid" ) { |
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push @rows, ( $path => qq|<a href=/kill/static/$pid>$pid</a>| ); |
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} elsif ( $param->{clean_completed_downloads} ) { |
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delete $static_pids->{$pid} |
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} else { |
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push @rows, ( $path => "$pid competed" ); |
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$below_table = qq|<a href="/?clean_completed_downloads=1">clean completed downloads</a>|; |
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} |
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} |
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|
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my $kvm = kvm::next_nr; |
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$kvm = qq|<div><a href=/start_stop/kvm?nr=$kvm>create new kvm $kvm</a></div>|; |
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|
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print $client ok |
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, html::table( 2, @rows ) |
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, $below_table |
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, $kvm |
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, html::tabs( log::mac_changes ) |
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, $debug_proc |
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; |
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|
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} elsif ( $path =~ m{^/server} ) { |
233 |
foreach my $name ( keys %$param ) { |
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eval '$server::' . $name . '= $param->{$name}'; |
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} |
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my @table = ( |
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'debug' => qq|<a href=/our/debug/| . boolean::toggle($debug) . qq|>$debug</a>|, |
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, 'new_clients' => qq|<input type=text name=new_clients size=3 value="$server::new_clients">| |
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); |
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|
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foreach my $editable ( 'ip', 'netmask', 'ip_from', 'ip_to', 'domain' ) { |
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my $v = eval '$server::' . $editable; |
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push @table, ( $editable, qq|<input type=text name=$editable value="$v">| ); |
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} |
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|
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foreach my $readonly ( 'base_dir', 'conf' ) { |
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my $v = eval '$server::' . $readonly; |
248 |
push @table, ( $readonly, html::tt $v ); |
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} |
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|
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print $client ok |
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, qq|<form method=get>| |
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, html::table( 2, @table ) |
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, qq| |
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<input type=submit name=action value=change> |
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</form> |
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| |
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; |
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|
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} elsif ( $path =~ m!^/client(?:/$RE{net}{IPv4}{-keep})?! ) { |
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my $ip = $1; |
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$title = $ip; |
263 |
|
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if ( $param->{action} eq 'remove' ) { |
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client::remove( $param->{change_ip} ); |
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print $client redirect("$url/client"); |
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return; |
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} elsif ( $param->{action} eq 'change' ) { |
269 |
if ( my $new_ip = client::change_ip( $ip, $param->{change_ip} ) ) { |
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print $client redirect("$url/client#$new_ip"); |
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return; |
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} |
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} |
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|
275 |
if ( ! $ip ) { |
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my $peer_ip = $client->peerhost; |
277 |
|
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my $netmask = ip::to_int $server::netmask; |
279 |
my $network = ip::to_int($server::ip) & $netmask; |
280 |
my $from_int = $network | $server::ip_from; |
281 |
my $to_int = $network | $server::ip_to; |
282 |
my $ip_int = ip::to_int $peer_ip; |
283 |
|
284 |
# show edit for clients in our dhcp range |
285 |
if ( $ip_int >= $from_int && $ip_int <= $to_int ) { |
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$ip = $peer_ip; |
287 |
} |
288 |
} |
289 |
|
290 |
if ( $ip && $ip ne $server::ip ) { |
291 |
|
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my @editable = ( qw/hostname config homepage/ ); |
293 |
|
294 |
client::conf( $ip, $_ => $param->{$_} ) foreach @editable; |
295 |
|
296 |
my $conf = client::all_conf( $ip ); |
297 |
my $config = delete $conf->{config}; |
298 |
|
299 |
my $nmap = qq|<a href=/nmap?scan=$ip>nmap</a>|; |
300 |
my @table = ( |
301 |
'ping' => ping::host($ip) |
302 |
? qq|<span style="color:green">up</span> $nmap| |
303 |
: qq|<span style="color: red">down</span> <a href=/wol/$ip>wol</a> $nmap| |
304 |
, |
305 |
'ip' => qq|<input type=text name=change_ip value="$ip" onChange="document.getElementById('old_ip').style.display = '';"><span id=old_ip style="display: none; color: #888;">old: $ip<span>|, |
306 |
'mac' => format::mac( delete $conf->{mac}, 'html' ), |
307 |
'hostname' => qq|<input type=text name=hostname value="| . delete($conf->{hostname}) . qq|">|, |
308 |
'config' => html::select( 'config', $config, config::available ), |
309 |
html::conf( $ip, $conf, 'edit', @editable ) |
310 |
); |
311 |
|
312 |
print $client ok |
313 |
, qq|<form method=get>| |
314 |
, html::table( 2, @table ), |
315 |
, qq| |
316 |
<input type=submit name=action value=change> |
317 |
<input type=submit name=action value=remove style="color: red"> |
318 |
</form>| |
319 |
; |
320 |
|
321 |
if ( $config ) { |
322 |
if ( my $for_ip = config::for_ip( $ip ) ) { |
323 |
print $client qq|<h2>config::for_ip</h2>| . html::pre( $for_ip ); |
324 |
} |
325 |
} |
326 |
|
327 |
if ( $conf->{amt} ) { |
328 |
print $client qq|<h2>amt network</h2>|, html::pre_dump( amt::network( $ip ) ); |
329 |
print $client qq|<h2>amt log</h2>|, html::pre_dump( amt::log( $ip ) ); |
330 |
} |
331 |
|
332 |
} else { |
333 |
|
334 |
my @ping; |
335 |
if ( my $host = $param->{ping_target} ) { |
336 |
@ping = ( $host ); |
337 |
} elsif ( $param->{ping} ) { |
338 |
@ping = client::all_ips; |
339 |
} |
340 |
|
341 |
my $ping = ping::fping( @ping ) if @ping; |
342 |
my $arp = client::arp_mac_dev; |
343 |
|
344 |
print $client ok |
345 |
, qq|<h2>Clients on $server::ip</h2>| |
346 |
, html::table( -5, |
347 |
'ip', 'mac', 'dev', 'hostname', 'conf', |
348 |
map { |
349 |
my $ip = $_; |
350 |
my $conf = client::all_conf( $ip ); |
351 |
my $mac = delete $conf->{mac} || ''; |
352 |
my $style; |
353 |
$style |
354 |
= 'style="color:' |
355 |
. ( $ping->{$ip} ? 'green' : 'red' ) |
356 |
. '"' |
357 |
if $ping; |
358 |
$style ||= ''; |
359 |
my $ip_text = qq|<tt>$ip</tt>|; |
360 |
$ip_text = qq|<tt><b>$ip</b></tt>| if ip::in_dhcp_range($ip); |
361 |
( |
362 |
qq|<a $style name=$ip target=$ip href=/client/$ip>$ip_text</a>| |
363 |
, format::mac( $mac => 'html' ) |
364 |
, $arp->{$mac} |
365 |
, delete $conf->{hostname} |
366 |
, html::conf( $ip, $conf, 'inline' ) |
367 |
) |
368 |
} client::all_ips |
369 |
) |
370 |
; |
371 |
print $client qq| |
372 |
<form method=get> |
373 |
<input type=text name=ping_target size=15> |
374 |
<input type=submit name=ping value=ping> |
375 |
</form> |
376 |
|; |
377 |
} |
378 |
|
379 |
|
380 |
} elsif ( $path =~ m{^/brctl} ) { |
381 |
|
382 |
system 'brctl addif virtual ' . $param->{addif} if $param->{addif}; |
383 |
system 'brctl delif virtual ' . $param->{delif} if $param->{delif}; |
384 |
|
385 |
my $in_virtual; |
386 |
|
387 |
my @table = |
388 |
map { |
389 |
my @c = split(/\t+/,$_,4); |
390 |
if ( $#c == 1 ) { |
391 |
$in_virtual->{ $c[1] }++; |
392 |
@c = ( '', '', '', $c[1] ); |
393 |
} else { |
394 |
$in_virtual->{ $c[3] }++; |
395 |
} |
396 |
if ( $c[3] =~ m{\d$} ) { |
397 |
$c[3] = qq|<input type=submit name=delif value=$c[3] style="color:red" title="remove $c[3] from bridge">|; |
398 |
} |
399 |
@c |
400 |
} split(/\n/, `brctl show`) |
401 |
; |
402 |
|
403 |
my @add_ifs = grep { ! $in_virtual->{$_} && $_ ne 'virtual' } ip::devices_up; |
404 |
|
405 |
push @table, ( '', '', '', html::select( 'addif', @add_ifs ) . qq|<input type=submit value=add></form>| ); |
406 |
|
407 |
print $client ok |
408 |
, qq|<form>| |
409 |
, html::table( -4, @table ) |
410 |
, qq|</form>| |
411 |
; |
412 |
|
413 |
|
414 |
} elsif ( $path =~ m{^/ip/?(\w+)?} ) { |
415 |
print $client ok |
416 |
, join("\n", map { qq|<a href=/ip/$_>$_</a>| } ( qw/link addr route neigh ntable tunnel maddr mroute xfrm/ )) |
417 |
, ip::html( $1 ) |
418 |
; |
419 |
} elsif ( $path =~ m{^/nmap} ) { |
420 |
if ( my $scan = $param->{scan} ) { |
421 |
nmap::scan( $scan ); |
422 |
print $client redirect("$url/client#$scan"); |
423 |
} else { |
424 |
print $client ok, qq| |
425 |
<form method=get> |
426 |
<input type=text name=scan> |
427 |
<input type=submit value=scan> |
428 |
</form> |
429 |
|; |
430 |
} |
431 |
} elsif ( $path =~ m{^/wol/(\S+)} ) { |
432 |
print $client redirect( "$url/client/$1" ), wol::power_on($1); |
433 |
} elsif ( $path =~ m!^/amt/(\w+)/$RE{net}{IPv4}{-keep}! ) { |
434 |
my ( $run, $ip ) = ( $1, $2 ); |
435 |
print $client redirect( "$url/client/$ip" ), amt::RemoteControl( $ip, $run ); |
436 |
} elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) { |
437 |
eval 'our $' . $1 . ' = ' . $2; |
438 |
warn $@ if $@; |
439 |
print $client redirect($url), qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|; |
440 |
server::debug( $debug ) if $1 eq 'debug'; |
441 |
} elsif ( $path =~ m{^/start_stop/(\S+)} ) { |
442 |
print $client redirect, daemons::start_stop($1,$param); |
443 |
} elsif ( $path =~ m{^/action/([^/]+)/(.+)} ) { |
444 |
my ( $package, $method ) = ( $1, $2 ); |
445 |
$ENV{nr} = $1 if $package =~ s{\.(\d+)$}{}; |
446 |
$package->$method(); |
447 |
print $client redirect; |
448 |
} elsif ( $path =~ m{^/kill/static/(\d+)} ) { |
449 |
print $client redirect; |
450 |
kill 1, $1 || kill 9, $2 && warn "killed $1"; |
451 |
} else { |
452 |
print $client "HTTP/1.0 404 $path\r\nConnection: close\r\nContent-type: text/html\r\n\r\n<big>404 $path</big>"; |
453 |
warn "404 $path"; |
454 |
} |
455 |
|
456 |
} |
457 |
|
458 |
sub start { |
459 |
|
460 |
warn 'network ', network::setup(); |
461 |
|
462 |
daemons::start_stop 'browser', { url => $url }; |
463 |
daemons::start_stop $_ foreach ( qw/dhcpd tftpd dnsd syslogd/ ); |
464 |
# daemons::start_stop 'kvm' unless $ENV{DEV}; # skip kvm statup when running on real device |
465 |
|
466 |
my $server = IO::Socket::INET->new( |
467 |
Proto => 'tcp', |
468 |
LocalAddr => $server::ip, |
469 |
LocalPort => $httpd::port, |
470 |
Listen => SOMAXCONN, |
471 |
Reuse => 1 |
472 |
) || die "can't start server on $url: $!"; |
473 |
|
474 |
print "url $url\n"; |
475 |
|
476 |
syslogd::install_local; |
477 |
client::rebuild_mac_links; |
478 |
|
479 |
while (1) { |
480 |
my $client = $server->accept() || next; # ALARM trickle us |
481 |
my $request = <$client>; |
482 |
|
483 |
warn "request $request\n" if $debug; |
484 |
|
485 |
if ($request =~ m{^GET (/.*) HTTP/1.[01]}) { |
486 |
my $path = $1; |
487 |
$path =~ s/%([0-9A-Fa-f]{2})/chr(hex($1))/ge; |
488 |
my $param; |
489 |
if ( $path =~ s{\?(.+)}{} ) { |
490 |
foreach my $p ( split(/[&;]/, $1) ) { |
491 |
my ($n,$v) = split(/=/, $p, 2); |
492 |
$param->{$n} = $v; |
493 |
} |
494 |
warn "param: ",dump( $param ) if $debug; |
495 |
} |
496 |
get_request $client, $path, $param; |
497 |
} else { |
498 |
print $client "HTTP/1.0 500 No method\r\nConnection: close\r\nContent-type: text/plain\r\n\r\n500 $request"; |
499 |
warn "500 $request"; |
500 |
} |
501 |
|
502 |
print $client menu() . html_end() if $client->connected; |
503 |
|
504 |
} |
505 |
|
506 |
die "server died"; |
507 |
} |
508 |
|
509 |
warn "loaded"; |
510 |
|
511 |
1; |